$m$ $\delta = 2$ $\delta = 3$ $\delta = 4$ $\delta = 5$ $\delta = 6$ $\delta = 7$ 22 37 0 0 0 0 0 23 0 0 0 0 0 0 24 1355 814 0 0 0 0 25 0 108 - - - - 26 33206 70116 - - - - 27 162 16746 - - - - 28 620708 3763233 - - - - 29 12020 1423716 - - - - 30 9544498 159702669 - - - -